I don't think users think their data is secret. I think they assume nobody will care enough, or be malicious enough, to seek it out and exploit it. There's an e

I don't think users think their data is secret. I think they assume nobody will care enough, or be malicious enough, to seek it out and exploit it. There's an expectation of courtesy that (mistakenly, sadly) gets ported over from meatspace. I mean, I leave my shades up all day, with the assumption that the neighbors won't have their faces up to the glass to track my movements around the house.